#include <string.h>
#include <stdio.h>

const char my_strcpy( char * duck , const char * str_1)
{
    size_t i = 0;
    while (str_1[i] != '\0')
    {
        duck[i] = str_1[i];
        i++;
    }
     duck[i] = '\0';
    return duck;
    
}

int main(int argc, char const * argv[])
{
    const char str_1 [5][128] = 
     {
        "柏李俊白酒王" , "柏李俊抖腿王" , "柏李俊屁话王" , "柏李俊蹲坑王" , "柏李俊烟中恶鬼"
     };
    char str_2 [128] = "柏李俊大帅比";
    printf("%s\n", str_2);
    // strcpy(str_2, str_1[0]);
    my_strcpy(str_2, str_1[0]);
    printf("%s\n", str_2);

    return 0;
}